📙 Review Exercise 13
Learn and practice Class 9 Mathematics Review Exercise 13 on Probability with step-by-step solutions. This page includes free downloadable notes and solved examples aligned with the Punjab PECTA 2025 syllabus.
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Chapter 1
Real Numbers
Chapter 2
Logarithms
Chapter 3
Sets and Functions
Chapter 4
Factorization and Algebraic Manipulation
Chapter 5
Linear Equations and Inequalities
Chapter 6
Trigonometry
Chapter 7
Coordinate Geometry
Chapter 8
Logic
Chapter 9
Similar Figures
Chapter 10
Graphs of Functions
Chapter 11
Loci and Construction
Chapter 12
Information Handling
Chapter 13
Probability
Review Exercise 13 - Probability
This review exercise focuses on probability concepts, relative frequency, expected frequency, and solving probability problems using various methods and formulas.
Review Exercise 13 provides comprehensive practice problems that help students master probability concepts, calculate relative and expected frequencies, and solve real-world probability scenarios.
The exercise covers probability calculations for different events, coin toss problems, card selection probabilities, and applications of relative and expected frequency in practical situations.
Key Topics Covered
- Definition and calculation of relative frequency
- Definition and calculation of expected frequency
- Probability of simple events (balls, coins, cards)
- Complementary probability calculations
- Multiple coin toss probability problems
- Card selection probability problems
- Real-world application problems
Important Formulas:
Relative Frequency = Frequency of specific event / Total frequency
Expected Frequency = Total number of trials × Probability of the event
Probability = Number of favorable outcomes / Total number of possible outcomes
Created by Hira Science Academy | Aligned with PECTA 2025 Syllabus